Home / 17,214.35-23,723.60-13,431.51

Finding the Fourth Proportional to 17,214.35, 23,723.60 and 13,431.51

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Solution

The fourth proportional to 17,214.35, 23,723.60 and 13,431.51 is: 18,510.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,214.35 : 23,723.60 = 13,431.51 : x
  2. Step 2: Convert to fraction form
    17,214.35/23,723.60 = 13,431.51/x
  3. Step 3: Cross multiply
    17,214.35x = 23,723.60 × 13,431.51
  4. Step 4: Simplify right side
    17,214.35x = 318,643,703.48
  5. Step 5: Solve for x
    x = 318,643,703.48/17,214.35
  6. Step 6: Final answer
    x = 18,510.36

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.